Hexiaoqiao commented on code in PR #5941:
URL: https://github.com/apache/hadoop/pull/5941#discussion_r1293059482
##########
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java:
##########
@@ -5950,8 +5952,26 @@ LocatedBlock bumpBlockGenerationStamp(ExtendedBlock
block,
block.setGenerationStamp(nextGenerationStamp(
blockManager.isLegacyBlock(block.getLocalBlock())));
- locatedBlock = BlockManager.newLocatedBlock(
- block, file.getLastBlock(), null, -1);
+ BlockInfo lastBlockInfo = file.getLastBlock();
+ locatedBlock = BlockManager.newLocatedBlock(block, lastBlockInfo,
+ null, -1);
+ if (lastBlockInfo.isStriped() &&
+ ((BlockInfoStriped) lastBlockInfo).getTotalBlockNum() >
+ ((LocatedStripedBlock) locatedBlock).getBlockIndices().length) {
+ // The location info in BlockUnderConstructionFeature may not be
+ // complete after a failover, so we just return all block tokens for a
+ // striped block. This will disrupt the correspondence between
+ // LocatedStripedBlock.blockIndices and LocatedStripedBlock.locs,
+ // which is not used in client side. The correspondence between
+ // LocatedStripedBlock.blockIndices and LocatedBlock.blockToken is
+ // ensured.
+ byte[] indices =
+ new byte[((BlockInfoStriped) lastBlockInfo).getTotalBlockNum()];
+ for (int i = 0; i < indices.length; ++i) {
+ indices[i] = (byte) i;
Review Comment:
Was the index continuous here? is it possible that the seq is [0,2,3,4,5,8]
for one 6-3-1024k files?
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
